<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <meta charset="utf-8">
    <title></title>
    <script src="${pageContext.request.contextPath}/static/js/echarts.js"></script>
    <script src="${pageContext.request.contextPath}/static/js/jquery-3.6.0.js"></script>
</head>
<body>
<div id="main" style="width: 700px;height:500px;"></div>

<script type="text/javascript">

    window.onload = function(){
        $.ajax({
            url: "http://localhost:8080/data/pieVO",
            type: "POST",
            success: function(data){
                // 基于准备好的dom，初始化echarts实例
                var myChart = echarts.init(document.getElementById('main'));

                // 指定图表的配置项和数据
                var option = {
                    backgroundColor: '#2c343c',
                    title: {
                        text: 'Customized Pie',
                        left: 'center',
                        top: 20,
                        textStyle: {
                            color: '#ccc'
                        }
                    },
                    tooltip: {
                        trigger: 'item'
                    },
                    visualMap: {
                        show: false,
                        min: 80,
                        max: 600,
                        inRange: {
                            colorLightness: [0, 1]
                        }
                    },
                    series: [
                        {
                            name: 'Access From',
                            type: 'pie',
                            radius: '55%',
                            center: ['50%', '50%'],
                            data: [
                                { value: 335, name: 'Direct' },
                                { value: 520, name: 'Email' },
                                { value: 274, name: 'Union Ads' },
                                { value: 458, name: 'Video Ads' },
                                { value: 400, name: 'Search Engine' }
                            ].sort(function (a, b) {
                                return a.value - b.value;
                            }),
                            roseType: 'radius',
                            label: {
                                color: 'rgba(255, 255, 255, 0.3)'
                            },
                            labelLine: {
                                lineStyle: {
                                    color: 'rgba(255, 255, 255, 0.3)'
                                },
                                smooth: 0.2,
                                length: 10,
                                length2: 20
                            },
                            itemStyle: {
                                color: '#c23531',
                                shadowBlur: 200,
                                shadowColor: 'rgba(0, 0, 0, 0.5)'
                            },
                            animationType: 'scale',
                            animationEasing: 'elasticOut',
                            animationDelay: function (idx) {
                                return Math.random() * 200;
                            }
                        }
                    ]
                };


                // 使用刚指定的配置项和数据显示图表。
                myChart.setOption(option);// 基于准备好的dom，初始化echarts实例
                var myChart = echarts.init(document.getElementById('main'));

                // 指定图表的配置项和数据
                var option = {
                    backgroundColor: '#2c343c',
                    title: {
                        text: '各类商品销售饼状图',
                        left: 'center',
                        top: 20,
                        textStyle: {
                            color: '#ccc'
                        }
                    },
                    tooltip: {
                        trigger: 'item'
                    },
                    visualMap: {
                        show: false,
                        min: 80,
                        max: 600,
                        inRange: {
                            colorLightness: [0, 1]
                        }
                    },
                    series: [
                        {
                            name: 'Access From',
                            type: 'pie',
                            radius: '55%',
                            center: ['50%', '50%'],
                            data: data.sort(function (a, b) {
                                return a.value - b.value;
                            }),
                            roseType: 'radius',
                            label: {
                                color: 'rgba(255, 255, 255, 0.3)'
                            },
                            labelLine: {
                                lineStyle: {
                                    color: 'rgba(255, 255, 255, 0.3)'
                                },
                                smooth: 0.2,
                                length: 10,
                                length2: 20
                            },
                            itemStyle: {
                                color: '#c23531',
                                shadowBlur: 200,
                                shadowColor: 'rgba(0, 0, 0, 0.5)'
                            },
                            animationType: 'scale',
                            animationEasing: 'elasticOut',
                            animationDelay: function (idx) {
                                return Math.random() * 200;
                            }
                        }
                    ]
                };


                // 使用刚指定的配置项和数据显示图表。
                myChart.setOption(option);
            }
        });
    }

</script>
</body>
</html>
